Add autoconf-leap.patch

autoconf-leap.patch

@@ -0,0 +1,32 @@
+From: Jan Engelhardt <ej@inai.de>
+Date: 2024-09-22 10:07:26.477018956 +0200
+
+Reduce the autoconf requirement by reverting modern macro use a bit.
+
+diff --git configure.ac configure.ac
+index ab78271..de17dae 100644
+--- a/configure.ac
++++ a/configure.ac
+@@ -1,11 +1,11 @@
+ dnl Process this file with autoconf to produce a configure script.
+-AC_PREREQ([2.71])
++AC_PREREQ([2.69])
+ 
+ AC_INIT([libacm],[1.3],[markokr@gmail.com])
+ AC_CONFIG_SRCDIR([src/libacm.h])
+ AM_INIT_AUTOMAKE
+ AC_CONFIG_HEADERS([config.h])
+-AC_CONFIG_MACRO_DIRS([m4])
++AC_CONFIG_MACRO_DIR([m4])
+ 
+ m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
+ 
+@@ -45,7 +45,7 @@ AC_C_CONST
+ AC_TYPE_SIZE_T
+ 
+ dnl Checks for library functions.
+-AC_CHECK_INCLUDES_DEFAULT
++AC_HEADER_STDC
+ 
+ dnl Plugin configuration
+ PKG_PROG_PKG_CONFIG

libacm.changes

@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Sun Sep 22 08:09:04 UTC 2024 - Jan Engelhardt <jengelh@inai.de>
+
+- Add autoconf-leap.patch to make Leap 15.x build succeed.
+
 -------------------------------------------------------------------
 Fri Sep 13 10:03:27 UTC 2024 - Jan Engelhardt <jengelh@inai.de>
 

libacm.spec

@@ -27,9 +27,11 @@ Group:          Productivity/Multimedia/Video/Editors and Convertors
 URL:            https://github.com/markokr/libacm
 Source:         https://github.com/markokr/libacm/archive/%commit.tar.gz
 Patch1:         shared.patch
+Patch2:         autoconf-leap.patch
+BuildRequires:  autoconf >= 2.69
 BuildRequires:  automake
 BuildRequires:  gcc-c++
-BuildRequires:  libtool
+BuildRequires:  libtool >= 2
 BuildRequires:  pkg-config
 BuildRequires:  pkgconfig(ao)
 BuildRequires:  xz